| Period | Honorary Post |
| since 2016 | Chairman of the Advisory Board of the Cluster Health Economy of the Health Capital Network Berlin-Brandenburg, Germany |
| since 2016 | Ambassador for the main topic `Translation´ of the Health Capital Network Berlin-Brandenburg, Germany |
| since 2015 | Chairman LAUF e.V. (Regional Association Non-university Research Brandenburg) |
| 2015 | Guest Professor, College of Chemical and Biological Engineering, Zhejiang University, Hangzhou, China |
| 2013 | Council Member of EAMBES (European Alliance for Medical and Biological Engineering and Science) |
| 2012 | Stevenson-Biomaterial Lecture 2012, University Syracuse, New York, USA |
| since 2012 | Member of the Editorial Board of "Macromolecular Bioscience" |
| since 2011 | Member of the Editorial Board of “Acta Biomaterialia”, Elsevier |
| since 2011 | Associate Editor of the journal “Polymers for Advanced Technologies” (PAT), John Wiley & Sons |
| since 2011 | Member of the Editorial Board of “Frontiers of Chemical Science and Engineering”, Higher Education Press and Springer-Verlag |
| since 2011 | Three years-Member of the Advisory Board “Materials and Technical Systems” of the Federal Institute for Materials Research and Testing (BAM) |
| since 2011 | Managing Director of the Berlin-Brandenburg Polymer Association (BVP) and member of the BVP's Board of Directors |
| since 2009 | Member of the Editorial Board of “NanoLIFE”, World Scientific Publishing |
| since 2008 | Science ambassador of the state Brandenburg |
| since 2008 | Member of the Berlin Scientific Society e.V. |
2008
to 2012 | Member of the Advisory Board of the Health Capital Network Berlin-Brandenburg |
2006
to 2012 | Authorized officer for Health Sciences of the Health Capital Network Berlin-Brandenburg |
| 2006 | Honorary Professorship at Tianjin University, School of Chemical Engineering, VR China |
2004
to 2005 | Chairman of the Scientfic Technological Advisory Board of GKSS Research Center Geesthacht |
| seit 2004 | Member of the Berlin-Brandenburg Polymer Association (BVP) |
2002
to 2008 | Member of the Operations Committee „Membrane Technology“, DECHEMA e.V. |
2001
to 2004 | Member of the Advisory Board of LifeTec Aachen-Jülich e.V. |
2000
to 2002 | Junior member at the Chamber of Commerce, Aachen |
1999
to 2007 | Member of the Scientific Advisory Board of the German Wool Research Institute at RWTH Aachen e.V. (DWI) |
| since 1998 | Fellow of the Gottlieb Daimler- and Karl Benz-Foundation |
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